21727499904

Names of 21727499904

• Cardinal: 21727499904 can be written as Twenty-one billion, seven hundred twenty-seven million, four hundred ninety-nine thousand, nine hundred four.

Scientific notation

• Scientific notation: 2.1727499904 × 10¹⁰

Factors of 21727499904

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 254

Divisors of 21727499904

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 47 48 64 66 72 88 94 96 99 128 132 141 144 176 188 191 192 198 264 282 288 352 376 382 384 396 423 517 528 564 573 576 704 752 764 792 846 1034 1056 1128 1146 1152 1408 1504 1528 1551 1584 1692 1719 2068 2101 2112 2256 2292 3008 3056 3102 3168 3384 3438 4136 4202 4224 4512 4584 4653 6016 6112 6204 6303 6336 6768 6876 8272 8404 8977 9024 9168 9306 12224 12408 12606 12672 13536 13752 16544 16808 17954 18048 18336 18612 18909 24448 24816 25212 26931 27072 27504 33088 33616 35908 36481 36672 37224 37818 49632 50424 53862 54144 55008 66176 67232 71816 72962 73344 74448 75636 80793 98747 99264 100848 107724 109443 110016 134464 143632 145924 148896 151272 161586 197494 198528 201696 215448 218886 220032 268928 287264 291848 296241 297792 302544 323172 328329 394988 401291 403392 430896 437772 574528 583696 592482 595584 605088 646344 656658 789976 802582 806784 861792 875544 888723 1149056 1167392 1184964 1203873 1210176 1292688 1313316 1579952 1605164 1714607 1723584 1751088 1777446 2334784 2369928 2407746 2420352 2585376 2626632 3159904 3210328 3429214 3447168 3502176 3554892 3611619 4669568 4739856 4815492 5143821 5170752 5253264 6319808 6420656 6858428 7004352 7109784 7223238 9479712 9630984 10287642 10341504 10506528 12639616 12841312 13716856 14008704 14219568 14446476 15431463 18860677 18959424 19261968 20575284 21013056 25682624 27433712 28439136 28892952 30862926 37721354 37918848 38523936 41150568 42026112 51365248 54867424 56582031 56878272 57785904 61725852 75442708 77047872 82301136 109734848 113164062 113756544 115571808 123451704 150885416 154095744 164602272 169746093 219469696 226328124 231143616 246903408 301770832 329204544 339492186 452656248 462287232 493806816 603541664 658409088 678984372 905312496 987613632 1207083328 1357968744 1810624992 1975227264 2414166656 2715937488 3621249984 5431874976 7242499968 10863749952 21727499904
• Sum of all divisors σ(n): 70024893120
• Sum of proper divisors (its aliquot sum) s(n): 48297393216
• 21727499904 is an abundant number, because the sum of its proper divisors (48297393216) is greater than itself. Its abundance is 26569893312

Bases of 21727499904

• Binary: 10100001111000011110101011010000000₂
• Hexadecimal: 0x50F0F5680
• Base-36: 9ZBZQ80

Squares and roots of 21727499904

• 21727499904 squared (21727499904²) is 472084252078320009216
• 21727499904 cubed (21727499904³) is 10257210541711609800721919115264
• The square root of 21727499904 is 147402.5098293785
• The cube root of 21727499904 is 2790.4222030347

Scales and comparisons

• 21,727,499,904 seconds is equal to 690 years, 45 weeks, 16 hours, 38 minutes, 24 seconds.
• To count from 1 to 21,727,499,904 would take you about one thousand, three hundred eighty-one years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21727499904 cubic inches would be around 232.5 feet tall.

Recreational maths with 21727499904

• 21727499904 backwards is 40999472712
• The number of decimal digits it has is: 11
• The sum of 21727499904's digits is 54
• More coming soon!